[llvm] 52b4470 - [SelectionDAG] Use SmallVector::assign instead of clear+append. NFC (#173946)

[via llvm-commits]

Author: Craig Topper
Date: 2025-12-30T08:44:32-08:00
New Revision: 52b44704545bdf010c42e9cc5bb174402d9e0434

URL: https://github.com/llvm/llvm-project/commit/52b44704545bdf010c42e9cc5bb174402d9e0434
DIFF: https://github.com/llvm/llvm-project/commit/52b44704545bdf010c42e9cc5bb174402d9e0434.diff

LOG: [SelectionDAG] Use SmallVector::assign instead of clear+append. NFC (#173946)

Added: 
    

Modified: 
    llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp

Removed: 
    


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diff  --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index 59375dd2ad349..f95273b4f1016 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -4419,8 +4419,7 @@ void SelectionDAGISel::SelectCodeCommon(SDNode *NodeToMatch,
       // formed.
       MatchScope &LastScope = MatchScopes.back();
       RecordedNodes.resize(LastScope.NumRecordedNodes);
-      NodeStack.clear();
-      NodeStack.append(LastScope.NodeStack.begin(), LastScope.NodeStack.end());
+      NodeStack.assign(LastScope.NodeStack.begin(), LastScope.NodeStack.end());
       N = NodeStack.back();
 
       if (LastScope.NumMatchedMemRefs != MatchedMemRefs.size())